Cowan, Marion M. 1969. Tzotzil Grammar. Norman, Oklahoma: Summer Institute of Linguistics.
@book{Cowan-1969,
address = {Norman, Oklahoma},
author = {Cowan, Marion M.},
publisher = {Summer Institute of Linguistics},
title = {Tzotzil Grammar},
year = {1969},
iso_code = {tzc},
olac_field = {semantics; morphology; typology; general_linguistics; syntax},
wals_code = {tzo}
}